gnome3 tests: fix by providing more memory

/cc #28053.

Changed files
+1 -1
nixos
tests
+1 -1
nixos/tests/gnome3.nix
···
services.xserver.displayManager.auto.user = "alice";
services.xserver.desktopManager.gnome3.enable = true;
-
virtualisation.memorySize = 512;
};
testScript =
···
services.xserver.displayManager.auto.user = "alice";
services.xserver.desktopManager.gnome3.enable = true;
+
virtualisation.memorySize = 1024;
};
testScript =